CVE-2025-1933

Sažetak

On 64-bit CPUs, when the JIT compiles WASM i32 return values they can pick up bits from left over memory. This can potentially cause them to be treated as a different type. This vulnerability was fixed in Firefox 136, Firefox ESR 115.21, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8.

Reference

https://bugzilla.mozilla.org/show_bug.cgi?id=1946004
https://www.mozilla.org/security/advisories/mfsa2025-14/
https://www.mozilla.org/security/advisories/mfsa2025-15/
https://www.mozilla.org/security/advisories/mfsa2025-16/
https://www.mozilla.org/security/advisories/mfsa2025-17/
https://www.mozilla.org/security/advisories/mfsa2025-18/
https://lists.debian.org/debian-lts-announce/2025/03/msg00006.html

CVSS

Base:	7.6
Impact:	4.7
Exploitability:	2.8

Pristup

Vektor	Složenost	Autentikacija
NETWORK	LOW	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
LOW	LOW	HIGH

CVSS vektor

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H

Zadnje važnije ažuriranje

13-04-2026 - 15:16

Objavljeno

04-03-2025 - 14:15